Hair Dryer Attachments Explained: What Each One Really Does

You know the drill: new hair dryer, mystery attachments, straight into the bathroom drawer, never to be spoken of again. 

The thing is, hair dryers with attachments are more useful than you think and by ignoring these slightly confusing extra bits, you’re missing out on better, faster results.

Hair dryer attachments are high-powered, low-effort shortcuts to smoother, bouncier, healthier, more defined hair – the kind that actually makes you feel ready for anything on a Monday morning.

Stick with us as we look at what each attachment really does, who it's best for and how to use it to get the salon-standard results you’re craving without leaving the house.

What Hair Dryer Attachments Actually Do

Hair dryer attachments control and direct airflow, which means you get more targeted styling, less frizz and more consistent results without overdoing it with the heat. Whether you're smoothing, defining curls or stretching out coils, the right hairdryer attachment helps you shape your style with precision while protecting your hair’s natural texture and shine.

When you pair your hair dryer attachments with ionic technology (like many dryers from the VS Sassoon range), you get even more efficient results. Ionic technology helps break down water molecules so hair dries faster while smoothing the cuticle to reduce frizz and enhance shine. The nozzle or diffuser then directs that airflow exactly where you need it, helping you achieve polished results without relying on excessive heat.

Once you know which attachment to grab, you cut down on guesswork and arm ache and might never have to ask why “it’s not as good as when the hairdresser does it” ever again. 

Hair Dryers With Concentrator Nozzles: Sleek, Polished, Fast

Concentrator nozzles are the slim, angled attachments favoured by professional stylists. They channel airflow precisely where you need it, smoothing the cuticle and controlling volume for a sleek, glossy finish. Perfect for straight, wavy, or frizz-prone hair, they make achieving a salon-quality blow-dry at home effortless.

For best results, aim the concentrator nozzle downward along the hair shaft to help seal the cuticle, lock in moisture, and enhance shine.

How to Use a Concentrator Nozzle for Max Smoothness and Shine: 

Rough dry first: Towel dry, then use your hair dryer with no attachment until your hair is around 70–80% dry to save time.

Attach the nozzle: Push or snap the nozzle onto your hair dryer, then rotate it so the opening aligns horizontally or vertically with the dryer body, depending on how you hold it for styling.

Work in sections: Take small sections of hair no wider than your brush, place a round or paddle brush underneath, and aim the nozzle downward along the hair shaft from roots to ends. This technique smooths the cuticle, tames frizz, and boosts natural shine.

Control volume:

• Aim closer to the roots with a round brush for bouncy lift.

• Keep the brush flatter and closer to the head for a sleeker, more polished result.

• Hold your dryer about 15cm away from your hair rather than right up close. This allows heat to distribute more evenly for faster, safer styling.

With this technique, you can achieve salon-style blowouts, smooth ends, flicks, or bends exactly where you want them, giving a professional-looking finish without leaving home. 

Want to see it in action? Watch the quick tutorial below for a step-by-step walkthrough. Discover how to refine your blow-dry technique and position your dryer and concentrator for a sleek, polished result.

Our fave hair dryer with concentrator nozzles: Frizz Defense AC Salon Dryer

Hair Dryers With Diffusers: Defined Curls, Air-Dried Vibes (But Better)

Diffusers are the large, round, pronged attachments that may look slightly intimidating at first, but are a curl and wave essential. Unlike a direct blast of air, they spread airflow over a wider area, helping curls form naturally, maintaining definition, and taming frizz.

What you might not know: diffusers scatter airflow evenly rather than focusing it on one spot, making them much gentler on the hair cuticle. This reduces heat damage, dryness, and breakage over time. Curly hair benefits especially, as the even distribution prevents the shrinkage and disruption that may occur when using a hair dryer with no attachment, or with a concentrator nozzle. When used on low heat and speed, diffusers can even help enhance curl patterns, allowing curls to form naturally without being blown apart.

Curl-enhancing diffusers are perfect for naturally curly, wavy, or coily hair, and also for finer textures that struggle with direct airflow. A diffuser lets your natural pattern shine while still drying faster than air-drying.

How to Use a Diffuser and Prevent Frizz:

Prep: Apply your usual curl cream, gel or mousse to damp hair and lightly scrunch to encourage your natural pattern..

Attach the nozzle: Push or snap the diffuser onto your hair dryer.

Low and slow: Set to low/medium heat, low speed, or “diffuse” mode if you’re fancy. High speed can disrupt the curl pattern and create frizz.

Cup and lift:

• Flip your head upside down for volume, or keep it upright for definition.

• Place a section of hair into the diffuser "bowl", starting from the ends.

• Gently cup and lift sections of hair into the diffuser and scrunch up towards your scalp

• Hold for 30 seconds before releasing. 

• Repeat around the head. Then, hands off and let the magic happen.

Don’t touch: Try not to over-touch your hair while drying – this is where frizz loves to sneak in.

Finish with cool air: Use the cool shot at the end to help set the curl pattern and enhance shine. The cooler air helps smooth the cuticle, locking in hydration and reducing surface frizz.

With this technique, you’ll get bouncier curls, better wave definition, added root lift and that “air-dried but elevated” finish in far less time.

Prefer to see it in action? Watch this quick tutorial for a step-by-step walkthrough. It shows you exactly how to position your dryer and diffuser for better curl definition and less frizz — so you can follow along and style with confidence.

Our fave hair dryer with a curl-enhancing diffuser: Digital Sensor Luxe Airsonic

Hair Dryers With Comb Attachments: Smooth & Detangle While You Dry

Comb attachments are clip-on tools with teeth that function like built-in combs or picks. They multitask by detangling, stretching and smoothing hair as it dries, making them ideal for textured, curly, coily or thick hair, as well as shorter styles that need quick, controlled grooming.

A lesser-known benefit: because comb or pik attachments keep hair moving and aligned while drying, they can help minimise static buildup and reduce flyaways.

They’re especially useful if you want to stretch curls or coils without going fully straight, or if you prefer a smooth, tidy finish without juggling a separate brush and dryer.

How to Use a Comb or Pik Attachment for Best Results:

Start semi-dry: Gently towel-dry or air-dry until your hair is damp rather than dripping, then apply a heat protectant.

Section it out: Divide your hair into manageable sections so the teeth can glide through smoothly without snagging.

Glide from roots to ends:

• Place the attachment at the roots and slowly guide it through to the ends, following the natural shape of your head.

• Use gentle, steady tension to stretch curls or smooth texture - avoid pulling or yanking.

Adjust heat and speed:

• Medium heat and medium speed suit most hair types.

• Lower the heat if your hair is fragile, fine or chemically treated.

Lock it in: Finish with a cool shot to help set the shape and enhance shine.

With this technique, you’ll get stretched curls, smoother roots, easier prep for further straightening, and quick, polished results on short or cropped styles - all without needing a separate brush.

Our fave hair dryer with a comb / pik attachment: Infinite Air AC Dryer

Quick Cheat Sheet: Match Your Attachment to Your Hair Goals

Get More From Your Hair Dryer with VS Sassoon

Achieving next-level bounce, gloss and shine is easy with the right tools and know-how. 

Focus on our simple routine: protect, attach, finish. 

Apply a heat protectant, choose the blowdryer attachment that matches your hair type and end goal, and always finish with a quick cool shot to set your style. 

Same dryer, smarter attachments, better results – that’s the VS Sassoon way.

Love your style, the VS Sassoon team xx